SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/ham-overhead-wire-clearance

What must you look for before putting up an antenna tower?

Find and stay clear of overhead electrical wires.

Start playing free

  1. Overhead electrical wires ✔
  2. A wrist ground strap
  3. An insulated tower base

Why: A tower or antenna can reach nearby power lines during installation. Planning a location well clear of overhead wires prevents dangerous contact.

Huh, didn't know that: Safe clearance planning must consider where every part could move or fall.

The dad joke
The tower checked overhead because safety starts at the top.
Like this card?
Play the game

References

Answer: Overhead electrical wires. A tower or antenna can reach nearby power lines during installation. Planning a location well clear of overhead wires prevents dangerous contact.

  1. NCVEC 2026-2030 Technician Question Pool www.ncvec.org/downloads/2026-2030%20Technician%20Pool%20and%20Syllabus%20Public%20Release%20Feb%2019%202026.pdf
    C. Look for and stay clear of any overhead electrical wires
    Checked 2026-10-09.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Ham RadioIn a US three-wire 120 V AC cable, what does black wire insulation mean?Ham RadioWhich effects can electrical current have on the body?Ham RadioWhich agency makes and enforces the rules for amateur radio in the United States?

That's stuff everyone should know.